package com.tedu.egcqmybatis1.mapper;

import com.tedu.egcqmybatis1.pojo.Product;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ProductMapper {
  @Insert("INSERT INTO product(title,price,stock) " +
          "VALUES (#{title},#{price},#{stock})")
    int insertProduct(Product product);
  @Delete("DELETE FROM product WHERE id=#{id}")
    int deleteById(Integer id);
  @Update("UPDATE product " +
          "SET title=#{title},price=#{price},stock=#{stock} " +
          "WHERE id=#{id}")
  int updateById(Product product);
  @Select("SELECT id,title,price,stock " +
          "FROM product " +
          "WHERE id=#{id}")
  Product selectById(Integer id);
  @Select("SELECT id,title,price,stock " +
          "FROM product")
  List<Product> selectAll();
}
